A fun challenge for kids, this Earth Day crossword puzzle is a great way to review facts about the Earth and get a reminder on how to live green.

Sting your little insect enthusiast with some knowledge about the insect order Hymenoptera. He'll learn a fun fact as he colors this yellowjacket.

There are some parts of our brains that are still too complicated for scientists to understand! Find out the basics of the brain's functions with this fun page.

This Earth Day quiz family and friends with this true or false questionnaire. It's all in good, informative, fun!

As your child matches up the body systems vocabulary with the correct definitions, she'll boost her life science knowledge and have fun doing it!

Have you ever wondered why water in a drinking glass looks clear while water in the ocean looks blue? Find out why with this fun worksheet!

Here's a fun way to review photosynthesis with your child! She'll show off her science knowledge as she answers questions to complete the crossword puzzle.

If your kid loves the ocean, he may enjoy learning tons of trivia about our fishy friends in the sea. Brush up on your fish facts with this fun page!

Practice naming the planets in our solar system with a fun, visual worksheet! Your child can see the planets in their orbits and try to label each one.

Challenge your child' memory skills with this colorful worksheet. This fun printable will help with memorization skills and spatial awareness.

Looking for a fun way to supplement your child's science learning? Try out a life science crossword puzzle! This one's all about ecosystems.

There aren't many blue animals out there, but here's one that will be fun to color: the blue dart frog. Its bright color warns predators that it is poisonous.

Did you know some baby birds take 10 days to hatch, and some can take 80 days! Learn all about these cute creatures and finish your lesson off with a fun maze.

Ecosystems are an important part of fourth grade science. This fun printable will help your child with her knowledge of plants and animals.

Let your child explore the vocabulary associated with Earth's landforms with this colorful word search.

This packet of worksheets introduces children to food webs, an important life science concept.

Can your child name 10 animals that make their home in the mountains? After completing this worksheet, he'll know all about mountain habitats!

How much do you know about our home planet? Boost your Earth knowledge with this science printable.

Did you know that one of the main ingredients of a perfect pearl is dust? Learn all about the bizarre process behind every pearl with this science worksheet.

Budding paleontologists will refer to a word bank to identify 10 dinosaur-related vocabulary words in this playful word search puzzle.

How much do you know about our solar system's planets? Kids learn facts about Neptune in an out-of-this-world worksheet.

Children learn why the light from the sun seems white to us, why we see objects in color, and why the sky is blue in this beautiful and fascinating worksheet.

Get lost with a dizzying maze that challenges you to help the lightning bolt reach the ground!

These 12 dinosaur names are all mixed up, and need a dinosaur expert to help unscramble the letters.

The Earth is very much alive, even its rocks shift and change. Practice geology vocabulary with this challenging word search.

Can you match the scientist with the unit of electricity or power that is named after him?

Children will learn important facts about food chains in these worksheets.

Does your little gardener know about compost? Test their knowledge of this sensationally smelly earth science process!

Looking for a way to brighten your child's enthusiasm for astronomy? Introduce him to the constellations with this worksheet about the constellation Capricorn.

Cave formations come in all kinds of shapes and sizes; get the scoop on common cave formations with this two page printout with a maze and vocabulary.